Home / 691,004.10-1,036,506.15-635,016.90

Finding the Fourth Proportional to 691,004.10, 1,036,506.15 and 635,016.90

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Solution

The fourth proportional to 691,004.10, 1,036,506.15 and 635,016.90 is: 952,525.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,004.10 : 1,036,506.15 = 635,016.90 : x
  2. Step 2: Convert to fraction form
    691,004.10/1,036,506.15 = 635,016.90/x
  3. Step 3: Cross multiply
    691,004.10x = 1,036,506.15 × 635,016.90
  4. Step 4: Simplify right side
    691,004.10x = 658,198,922,203.94
  5. Step 5: Solve for x
    x = 658,198,922,203.94/691,004.10
  6. Step 6: Final answer
    x = 952,525.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.